<template>
  <div class="warpper">
	  <swiper :options="swiperOption" v-if="showSwiper">
	    <swiper-slide v-for="item of list" :key="item.id">
	      <img class="swiper-img" :src="item.imgUrl">
	    </swiper-slide>
	    <div class="swiper-pagination"  slot="pagination"></div>
	  </swiper>
  </div>
</template>

<script>
export default{
  name: 'HomeSwiper',
   props:{
  list:Array
 },
  data () {
  	return {
  	swiperOption: {
  		pagination: '.swiper-pagination',
  		loop: true 
      //swiper自带参数，true可以循环轮播
  	}
    }
  },
  computed:{
    showSwiper(){
      return this.list.length
    }
  }
}
</script>

<style lang="stylus" scoped>
  .warpper >>> .swiper-pagination-bullet-active
      background:#fff
  .warpper
    width:100%
    overflow:hidden
    height:0
    padding-bottom:31.5%
    background:#eee
    .swiper-img
      width:100%
</style>
